ptp: fix panic if run rx timing with pf (#913)

Signed-off-by: Frank Du <[email protected]>

Author: frankdjx

lib/src/mt_ptp.c

@@ -1559,8 +1559,12 @@ static int ptp_stat(void* priv) {
 int mt_ptp_init(struct mtl_main_impl* impl) {
   int socket = mt_socket_id(impl, MTL_PORT_P);
   int ret;
+  int num_port = mt_num_ports(impl);
+
+  for (int i = 0; i < num_port; i++) {
+    /* only probe on the MTL_PORT_P */
+    if ((i != MTL_PORT_P) && !mt_if_has_offload_timestamp(impl, i)) continue;
 
-  for (int i = 0; i < 1; i++) { /* only probe on the MTL_PORT_P */
     struct mt_ptp_impl* ptp = mt_rte_zmalloc_socket(sizeof(*ptp), socket);
     if (!ptp) {
       err("%s(%d), ptp malloc fail\n", __func__, i);

lib/src/st2110/st_rx_video_session.c

@@ -2579,7 +2579,7 @@ static int rv_handle_detect_pkt(struct st_rx_video_session_impl* s, struct rte_m
         ops->fps = meta->fps;
         ops->packing = meta->packing;
         ops->interlaced = meta->interlaced;
-        if (ops->notify_detected) {
+        if (ops->notify_detected && (ops->flags & ST20_RX_FLAG_AUTO_DETECT)) {
           struct st20_detect_reply reply = {0};
           ret = ops->notify_detected(ops->priv, meta, &reply);
           if (ret < 0) {